Subtract 24/18 from 9/90
1st number: 9/90, 2nd number: 1 6/18
9/90 - 24/18 is -37/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
24/18 = 24 × 5/18 × 5 = 120/90 - Subtract the two like fractions:
9/90 - 120/90 = 9 - 120/90 = -111/90 - After reducing the fraction, the answer is -37/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90-24/18 9/90-48/18 9/90-24/36 27/90-24/18 9/90-72/18 9/90-24/54 45/90-24/18 9/90-24/90 63/90-24/18